Bluetooth Speaker Outdoor Portable Strap Portable Sports Card $ 18.05 Product information: Features: card insertion, radio, voice prompt, call function, NFC function Type: Bluetooth speaker Connection method: Bluetooth connection Interface type: USB Frequency response range: 40Hz-20KHz Output power: 3W Signal to noise ratio:70db Power supply method: built-in lithium battery Shell material: plastic Box material: plastic Appearance size: 22 * 9 * 9CM Color: blue, black, red Power mode: USB Packing list: Bluetooth speaker * 1pc
